POTASSIUM DICHROMATE - pure 250g WARCHEM

Technical information about chemical reagents:

• Chemical formula: K₂Cr₂O₇.
• CAS number: 7778-50-9
• EC number: 231-906-6
• Synonyms: Potassium dichromate
• Type: pure
• Purity: analytical grade
• Molar mass: 294.19 g/mol
• Appearance/Form: orange-red crystalline powder
• Solubility: highly soluble in water, insoluble in alcohol
• Decomposition temperature: above 500 °C (oxygen release)
• Packaging type: plastic container or glass bottle (depending on quantity)
• Shelf life: minimum 24 months after product delivery

Examples of professional applications in various industries:

• Analytical chemistry: Potassium dichromate is used as a strong oxidizing agent in volumetric analysis, particularly in redox titrations.
• Water analysis: Used for determining chemical oxygen demand (COD) in wastewater samples.
• Research and development: Application as an oxidizing agent in organic chemical reactions and laboratory syntheses.
• Photographic technology (historical): In the production of light-sensitive layers for printing plates in reprography (limited use today).
• Textile and leather analysis: Used for testing dye and tanning agent resistance under laboratory conditions.

Hazard statements on product label:

H301: Toxic if swallowed.
H312: Harmful in contact with skin.
H318: Causes serious eye damage.
H334: May cause allergy, asthma-like symptoms or breathing difficulties if inhaled.
H335: May cause respiratory irritation.
H340: May cause genetic defects.
H350: May cause cancer.
H360FD: May damage fertility. May damage the unborn child.
H400: Very toxic to aquatic life.
H410: Very toxic to aquatic life with long-lasting effects.

Safety instructions on product label:

P201: Obtain special instructions before use.
P280: Wear protective gloves/protective clothing/eye protection/face protection.
P302 + P352: IF ON SKIN: Wash with plenty of water and soap.
P304 + P340: IF INHALED: Remove person to fresh air and keep comfortable for breathing.
P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing.
P308 + P313: If exposed or concerned: Get medical advice/attention.
P501: Dispose of contents/container in accordance with local regulations.

Restrictions: For professional use only. Special precautions required due to CMR properties. Not suitable for educational purposes in schools.

Recommended storage conditions:

1. Store in a cool, dry, well-ventilated place.
2. Protect from direct sunlight and heat sources.
3. Keep in tightly closed original containers.
4. Keep away from flammable materials and reducing agents.
5. Access restricted to authorized personnel only.